yesterday i bought a book.the book is really hard to understand(合并为一句)yesterday i bought a book _ really hard to understand

分类: 作业答案 • 2022-02-16 09:18:25

问题描述：

yesterday i bought a book.the book is really hard to understand(合并为一句)
yesterday i bought a book______ _______ really hard to understand

答

yesterday i bought a book.the book is really hard to understand(合并为一句)yesterday i bought a book______ _______ really hard to understand